16202725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 26426880

約数和(自身を除く): 10224155

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 443, 475, 665, 1045, 1463, 1925, 2215, 3101, 3325, 4873, 5225, 7315, 8417, 11075, 15505, 24365, 34111, 36575, 42085, 58919, 77525, 92587, 121825, 170555, 210425, 294595, 462935, 648109, 852775, 1472975, 2314675, 3240545, 16202725]

約数ペア:

[(1, 16202725), (5, 3240545), (7, 2314675), (11, 1472975), (19, 852775), (25, 648109), (35, 462935), (55, 294595), (77, 210425), (95, 170555), (133, 121825), (175, 92587), (209, 77525), (275, 58919), (385, 42085), (443, 36575), (475, 34111), (665, 24365), (1045, 15505), (1463, 11075), (1925, 8417), (2215, 7315), (3101, 5225), (3325, 4873)]